Considered to compete directly with the Airbus A380, the Boeing 747-9 was conceived as a way to stretch the full upper deck ...

SAN FRANCISCO (KGO) -- United Airlines flew the last flight of its venerable, four-engine 747 jet. Call it a victim of changing times and more efficient aircraft, but the airline sent it out in style.

Seconds after taking off from San Francisco, a United Airlines Boeing 747 shudders violently as one of its engines starts to fail. The intense vibrations terrify the passengers, and are so strong that ...